Allow AllowedPattern with AWS type parameters (#3388)

Author: kddejong

src/cfnlint/data/schemas/other/parameters/configuration.json

@@ -7,6 +7,7 @@
     "else": {
      "propertyNames": {
       "enum": [
+       "AllowedPattern",
        "AllowedValues",
        "ConstraintDescription",
        "Default",

test/unit/rules/parameters/test_configuration.py

@@ -73,6 +73,16 @@ def context(cfn):
             },
             [],
         ),
+        (
+            "AWS type allowed allowed pattern",
+            {
+                "AWS": {
+                    "Type": "AWS::EC2::Image::Id",
+                    "AllowedPattern": "^ami-[0-9a-f]+$",
+                }
+            },
+            [],
+        ),
         (
             "Number type with AllowedPattern",
             {